Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.663693E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T01:15:21+0800
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    1 Object 1

    AOE ID 29538
    NORAD ID 29538
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 57982
    NORAD ID 57982
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B DEB STARLINK-30507
    Time of Closest Approach 2026-09-02T22:28:48+0000
    Collision Probability (Pc) 1.663693E-5
    Conjunction Distance (km) 1.022 km
    Relative Speed (km/s) 8.218 km/s
    Conjunction Risk Parameters R (Radial): -0.925 | I (In-track): -0.362 | C (Cross-track): -0.234
    Collision Risk Index (CRI) 0.59
    X Position (km) 4780.57 4781.259
    Position Y (km) 3696.417 3697.165
    Position Z (km) -3251.137 -3251.226
    Velocity X (km/s) 3.559 -2.281
    Velocity Y (km/s) 1.218 6.236
    Velocity Z (km/s) 6.612 3.74

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B DEB STARLINK-30507
    Semimajor Axis (a) 6835.206 km 6861.185 km
    Eccentricity (e) 0.003289 0.000188
    Inclination (i) 98.0747° 43.0017°
    RAAN 31.0510° 76.9878°
    Perigee Argument 174.5071° 260.5810°
    Mean Anomaly (M) 185.6538° 99.4829°
    Apogee 479.552 km 484.340 km
    Perigee 434.586 km 481.756 km
    Orbit Epoch 2026-08-31T20:35:11+0000 2026-09-02T05:24:36+0000

    CZ-4B DEB & STARLINK-30507 Collision Probability (Pc) Trend

    CZ-4B DEB & STARLINK-30507 Collision Probability (Pc) TrendNot Available

    CZ-4B DEB & STARLINK-30507 Miss Distance (Miss Distance) Trend

    CZ-4B DEB & STARLINK-30507 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30507Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30507Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B DEB

    No nearby objects data